Sökning: "David Crabtree Gärdin"

Hittade 1 uppsats innehållade orden David Crabtree Gärdin.

1. 1. Optical methods for 3D-reconstruction of railway bridges : Infrared scanning, Close range photogrammetry and Terrestrial laser scanning

   Uppsats för yrkesexamina på avancerad nivå, Luleå tekniska universitet/Byggkonstruktion och brand

   Författare :David Crabtree Gärdin; Alexander Jimenez; [2018]
   Nyckelord :bridge inspection; non-destructive; safety; efficient; 3D-scanning; traffic disturbance; BIM; assessment; as-built; point cloud;

   Sammanfattning : The forecast of the next upcoming years estimates a growth of demand in transport. As the railway sector in Europe has developed over many years, the infrastructure presents performance issues because of, among other factors, asset maintenance activities being difficult and time consuming. LÄS MER